Revert passing node id string to renderer tests.

This reverts commit bd22c5f527947cce57164f104e2c6a43d054b029.
Revert "Refactor to pass node id string through to the renderer"

This reverts commit 05ca10540e40839ed7a94bd4896d57ad68f37ac5.
Remove unnecessary overloading
Merge pull request #176 from iamdustan/run-sugar

Revert element id string resolution to happen at `run`
Set date for upcoming release in CHANGELOG
Bump version number in version.js to 0.4.2
Bump version number to 0.4.2
Add heading for next release to CHANGELOG
Merge branch 'master' into attr-data